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Function renames; component mutex, Support for load/unload table

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date	2000.04.19.22.33.00;	author rmoore1;	state Exp;
This commit is contained in:
aystarik 2005-06-29 18:16:46 +00:00
parent be27933e52
commit 1541a88400
1 changed files with 68 additions and 25 deletions
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93
source/components/namespace/nsaccess.c
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@ -120,6 +120,7 @@
#include <amlcode.h>
#include <interp.h>
#include <namesp.h>
#include <dispatch.h>
#define _COMPONENT NAMESPACE
@ -127,10 +128,57 @@
/****************************************************************************
*
* FUNCTION: NsRootCreateScope
*
* PARAMETERS: Entry - NTE for which a scope will be created
*
* RETURN: Status
*
* DESCRIPTION: Create a scope table for the given name table entry
*
* MUTEX: Expects namespace to be locked
*
***************************************************************************/
ACPI_STATUS
NsRootCreateScope (
NAME_TABLE_ENTRY *Entry)
{
FUNCTION_TRACE ("NsRootCreateScope");
/* Allocate a scope table */
if (Entry->Scope)
{
return_ACPI_STATUS (AE_EXIST);
}
Entry->Scope = NsAllocateNameTable (NS_TABLE_SIZE);
if (!Entry->Scope)
{
/* root name table allocation failure */
REPORT_ERROR ("Root name table allocation failure");
return_ACPI_STATUS (AE_NO_MEMORY);
}
/*
* Init the scope first entry -- since it is the exemplar of
* the scope (Some fields are duplicated to new entries!)
*/
NsInitializeTable (Entry->Scope, NULL, Entry);
return_ACPI_STATUS (AE_OK);
}
/****************************************************************************
*
* FUNCTION: NsSetup()
* FUNCTION: NsRootInitialize
*
* PARAMETERS: None
*
@ -143,7 +191,7 @@
***************************************************************************/
ACPI_STATUS
NsSetup (void)
NsRootInitialize (void)
{
ACPI_STATUS Status = AE_OK;
PREDEFINED_NAMES *InitVal = NULL;
@ -151,14 +199,14 @@ NsSetup (void)
ACPI_OBJECT_INTERNAL *ObjDesc;
FUNCTION_TRACE ("NsSetup");
FUNCTION_TRACE ("NsRootInitialize");
CmAcquireMutex (MTX_NAMESPACE);
/*
* Root is initially NULL, so a non-NULL value indicates
* that NsSetup() has already been called; just return.
* that NsRootInitialize() has already been called; just return.
*/
if (Gbl_RootObject->Scope)
@ -167,27 +215,18 @@ NsSetup (void)
goto UnlockAndExit;
}
/* Allocate a root scope table */
Gbl_RootObject->Scope = NsAllocateNameTable (NS_TABLE_SIZE);
if (!Gbl_RootObject->Scope)
/* Create the root scope */
Status = NsRootCreateScope (Gbl_RootObject);
if (ACPI_FAILURE (Status))
{
/* root name table allocation failure */
REPORT_ERROR ("Root name table allocation failure");
Status = AE_NO_MEMORY;
goto UnlockAndExit;
}
/*
* Init the root scope first entry -- since it is the exemplar of
* the scope (Some fields are duplicated to new entries!)
*/
NsInitializeTable (Gbl_RootObject->Scope, NULL, Gbl_RootObject);
/* Enter the pre-defined names in the name table */
DEBUG_PRINT (ACPI_INFO, ("Entering predefined name table into namespace\n"));
DEBUG_PRINT (ACPI_INFO, ("Entering predefined name table entries into namespace\n"));
for (InitVal = Gbl_PreDefinedNames; InitVal->Name; InitVal++)
{
@ -237,7 +276,7 @@ NsSetup (void)
if (!ObjDesc->String.Pointer)
{
REPORT_ERROR ("Initial value string allocation failure");
CmDeleteInternalObject (ObjDesc);
CmRemoveReference (ObjDesc);
Status = AE_NO_MEMORY;
goto UnlockAndExit;
}
@ -271,7 +310,7 @@ NsSetup (void)
default:
REPORT_ERROR ("Unsupported initial type value");
CmDeleteInternalObject (ObjDesc);
CmRemoveReference (ObjDesc);
ObjDesc = NULL;
continue;
}
@ -353,7 +392,7 @@ NsLookup (
if (IMODE_LoadPass1 == InterpreterMode)
{
if ((Status = NsSetup ()) != AE_OK)
if ((Status = NsRootInitialize ()) != AE_OK)
{
return_ACPI_STATUS (Status);
}
@ -384,17 +423,21 @@ NsLookup (
* but the BankFieldDefn may also check for a Field definition as well
* as an OperationRegion.
*/
/* DefFieldDefn defines fields in a Region */
if (INTERNAL_TYPE_DefFieldDefn == Type)
{
/* DefFieldDefn defines fields in a Region */
TypeToCheckFor = ACPI_TYPE_Region;
}
/* BankFieldDefn defines data fields in a Field Object */
else if (INTERNAL_TYPE_BankFieldDefn == Type)
{
/* BankFieldDefn defines data fields in a Field Object */
TypeToCheckFor = ACPI_TYPE_Any;
}
else
{
TypeToCheckFor = Type;
@ -533,7 +576,7 @@ NsLookup (
* Type is significant only at the last level.
*/
Status = NsSearchAndEnter (*(UINT32 *) Name, EntryToSearch, InterpreterMode,
Status = NsSearchAndEnter (*(UINT32 *) Name, WalkState, EntryToSearch, InterpreterMode,
NumSegments == 0 ? Type : ACPI_TYPE_Any, Flags, &ThisEntry);
if (Status != AE_OK)
{
@ -659,7 +702,7 @@ NsLookup (
ScopeToPush = ThisEntry->Scope;
}
Status = NsScopeStackPush (ScopeToPush, Type, WalkState);
Status = DsScopeStackPush (ScopeToPush, Type, WalkState);
if (ACPI_FAILURE (Status))
{
return_ACPI_STATUS (Status);